Millet's 2014 Opposite 9/10 climbing rope is actually 2 diameters! There's 30m of 10mm rope and 50m of 9mm rope. The video talks about the design and it's uses.
If you want more 9/10 rope details check out: blog.weighmyrack.com/millets-2014-opposite-910-climbing-rope/
Otherwise, you can see all the ropes currently available at: weighmyrack.com/rope